CN103256656A - Indoor unit - Google Patents

Indoor unit Download PDF

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Publication number
CN103256656A
CN103256656A CN2013100493358A CN201310049335A CN103256656A CN 103256656 A CN103256656 A CN 103256656A CN 2013100493358 A CN2013100493358 A CN 2013100493358A CN 201310049335 A CN201310049335 A CN 201310049335A CN 103256656 A CN103256656 A CN 103256656A
Authority
CN
China
Prior art keywords
indoor unit
fan
magnet
unit according
orifice plate
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN2013100493358A
Other languages
Chinese (zh)
Other versions
CN103256656B (en
Inventor
金起东
李荣具
文栋洙
李晶雨
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LG Electronics Inc
Original Assignee
LG Electronics Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by LG Electronics Inc filed Critical LG Electronics Inc
Publication of CN103256656A publication Critical patent/CN103256656A/en
Application granted granted Critical
Publication of CN103256656B publication Critical patent/CN103256656B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/05—Shafts or bearings, or assemblies thereof, specially adapted for elastic fluid pumps
    • F04D29/051—Axial thrust balancing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F7/00—Elements not covered by group F28F1/00, F28F3/00 or F28F5/00
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/26—Rotors specially for elastic fluids
    • F04D29/28—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps
    • F04D29/30—Vanes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/44—Fluid-guiding means, e.g. diffusers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007—Indoor units, e.g. fan coil units
    • F24F1/0018—Indoor units, e.g. fan coil units characterised by fans
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/24—Means for preventing or suppressing noise
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007—Indoor units, e.g. fan coil units
    • F24F1/0018—Indoor units, e.g. fan coil units characterised by fans
    • F24F1/0022—Centrifugal or radial fans

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Air-Conditioning Room Units, And Self-Contained Units In General (AREA)
  • Air Filters, Heat-Exchange Apparatuses, And Housings Of Air-Conditioning Units (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

The present invention relates to an indoor unit with a non-inclining or non-drooping fan therein. An indoor unit according to an exemplary embodiment of the present invention includes: a base fixed to an indoor wall; a fan disposed on the base and blowing air; an orifice disposed ahead of the fan and guiding air to the fan; a heat exchanger disposed ahead of the orifice and allowing air to exchange heat with a refrigerant; and a first magnet disposed at the fan and having magnetism.

Description

Indoor unit
Technical field
The present invention relates to a kind of indoor unit, relate in particular to a kind of indoor unit that wherein has non-inclination or non-sagging fan.
Background technology
Generally speaking, air-conditioning is to comprise compressor, have outdoor unit, the expansion valve of outdoor heat converter and have the device of the indoor unit of indoor heat converter, and utilizes kind of refrigeration cycle to cool off or heat indoor.That is to say that air-conditioning can be by forming to the refrigerator of internal implementation cooling and to the heater of internal implementation heating.In addition, air-conditioning can be realized by being used for the inner refrigeration of cooling or heating and the compatible air-conditioning that heats.
The indoor unit of air-conditioning is equipped with and is arranged on indoor and is used for blowing the fan of room air.In recent years, for the demand of the various designs under some situation, indoor unit is designed to the framework pattern, and the fan of indoor unit is provided with pivot horizontal plane (rotational center horizontal, the pivot of level).When the fan with pivot horizontal plane tilted or be sagging, they can touch housing or the underframe of indoor unit, cause noise and fault thus.
Summary of the invention
The present invention is devoted to provide a kind of indoor unit that wherein has non-inclination or non-sagging fan.
The present invention is not limited to purpose described above, and other purposes that embody in the accessory rights claim are apparent to those skilled in the art.
In order to realize these purposes, comprise according to the indoor unit of one exemplary embodiment of the present invention: pedestal is fixed to chamber interior walls; Fan is arranged on this pedestal and blow air; Orifice plate is arranged on the front of this fan and air is directed to this fan; Heat exchanger, be arranged on the front of this orifice plate and make air can with the cold-producing medium heat-shift; And first magnet, be arranged on this fan place and have magnetic.
The details that in the following detailed description and accompanying drawing, comprises other one exemplary embodiment.
Description of drawings
Fig. 1 is the three-dimensional exploded view according to the indoor unit of one exemplary embodiment of the present invention;
Fig. 2 is the stereogram according to the fan in the indoor unit of one exemplary embodiment of the present invention;
Fig. 3 is the enlarged drawing that illustrates according to a part of structure of the indoor unit of one exemplary embodiment of the present invention.
The specific embodiment
By the one exemplary embodiment that reference will be described hereinafter by reference to the accompanying drawings in more detail, the method for advantages and features of the invention and realization thereof will be apparent.Yet, the present invention is not limited to one exemplary embodiment described below, but can implement in many ways, and it is in order to finish description of the invention that these one exemplary embodiment are provided, and allow those skilled in the art know scope of the present invention fully, and the present invention is defined by the claims.In whole specification, identical Reference numeral refers to identical parts.
Below, the present invention is described with reference to the accompanying drawings, accompanying drawing shows the indoor unit of one one exemplary embodiment according to the present invention.
Fig. 1 is the three-dimensional exploded view according to the indoor unit of one exemplary embodiment of the present invention.
Indoor unit according to one exemplary embodiment of the present invention comprises: pedestal 12 is fixed on the wall in indoor; Fan 200 is arranged on the pedestal 12 and blows room air; Orifice plate 13 is arranged on the front of fan 200 and room air is directed to fan 200; Heat exchanger 50, be arranged on the front of orifice plate 13 and make room air can with the cold-producing medium heat-shift; Front panel 20 is arranged on the front of heat exchanger 50; And framework panel 30, be arranged on the place ahead of front panel 20 and front panel 20 at a distance of a preset distance part.
The center of front panel 20 has suction inlet 15, and room air is drawn into by this suction inlet.Front panel 20 is fixed to pedestal 12.
Framework panel 30 be arranged on front panel 20 the front and with its at a distance of a preset distance part, between framework panel 30 and front panel 20, have the gap.Room air is drawn into suction inlet 15 by the gap between front panel 20 and the framework panel 30.
Pedestal 12 is fixed to chamber interior walls by the support 17 on the rear portion.The both sides of this pedestal all center on fan 200.Place, both sides at pedestal 12 forms floss hole 16, and this floss hole will be directed to the outside by the room air that fan 200 blows.Be provided with fin (vane) 48 with opening/closing floss hole 16 at floss hole 16 places.
Place, top in pedestal 12 is provided with air guiding portion 18, in order to will be directed to the floss hole 16 at the place, both sides of pedestal 12 by the room air of fan 200 dischargings.
Pedestal 12 and orifice plate 13 and front panel 20 combinations.Be provided with motor 400 in the center of pedestal 12.Motor 400 rotates fan 200.
Orifice plate 13 is arranged on the place ahead of fan 200.Form at orifice plate 13 places and to circulate hole 13b, circulate the air that the hole is drawn into the suction inlet 15 of front panel 20 by this and be directed into fan 200.Above orifice plate 13, be provided with and comprise for example electric mounting base 150 of circuit such as electronic device.
Fan 200 is arranged between pedestal 12 and the orifice plate 13, and will be blown into floss hole 16 by flow orifice 13b inhaled air.Fan 200 is provided with the pivot horizontal plane.In this one exemplary embodiment, fan 200 is centrifugal fans, and it is placed on the room air of internal flow along circumferential row by orifice plate 13.
Heat exchanger 50 is arranged between front panel 20 and the orifice plate 13.Heat exchanger 50 make room air that the suction inlet 15 by front panel 20 sucks can with the cold-producing medium heat-shift.The room air that has exchanged heat by heat exchanger 50 flows to fan 200 via the flow orifice 13b of orifice plate 13.
Heat exchanger 50 is fixed to front panel 20 or orifice plate 13, and has tube connector 52, and a side of tube connector 52 is connected with refrigerant pipe (not shown) from arranged outside.Exhaust fan 100 is arranged on the condensed water that heat exchanger 50 belows and storage and discharging are produced by heat exchanger 50.
Fig. 2 is the stereogram according to the fan in the indoor unit of an one exemplary embodiment of the present invention.
Have the edge portion (rim) 210 of annular, the hub 220 that is arranged on the center of edge portion 210, a plurality of blades 230 that center on hub 220 settings and the disc fan base 240 that hub 220 is connected with blade 230 according to the fan 200 of an one exemplary embodiment of the present invention.
Hub 220 is connected with motor 400, forms the center of fan 200.Blade 230 arranges around hub 220.The outer end of blade 230 is connected with edge portion 210.One side of each blade 230 is connected with fan base 240.
Hub 220 is arranged on the center of fan base 240.According to a plurality of one exemplary embodiment, hub 220 can form with fan base 240.Disc fan base 240 separates with edge portion 210, and blade 230 is arranged between fan base 240 and the edge portion 210.
Fig. 3 is the structure enlarged drawing that illustrates according to the part of the indoor unit of an one exemplary embodiment of the present invention.
Indoor unit according to an one exemplary embodiment of the present invention comprises: first magnet 320 is arranged in the fan 200 and has magnetic; And second magnet 310, be oppositely arranged with first magnet 320 and have magnetic.
First magnet 320 applies magnetic force by second magnet 310.Preferably, first magnet 320 applies repulsion by second magnet 310.First magnet 320 is arranged in the edge portion 210 of fan 200.First magnet 320 can form the annular corresponding with the edge portion 210 of annular, perhaps can be by constituting along a plurality of magnets that edge portion 210 arranges with uniform interval.
According to a plurality of one exemplary embodiment, first magnet 320 can be arranged in the fan base 240.In this case, first magnet 320 can be ringwise or disc, perhaps can be by constituting with a plurality of magnets that are disposed on uniformly in the fan base 240.
Second magnet 310 is arranged in pedestal 12 or the orifice plate 13.In this one exemplary embodiment, second magnet is arranged in the orifice plate 13.Preferably, second magnet 310 forms annular and arranges around the flow orifice 13b of orifice plate 13.
Preferably, annular oriffice guide portion 13a is formed around flow orifice 13b, and second magnet 310 is arranged among the orifice plate guide portion 13a.According to a plurality of one exemplary embodiment, second magnet 310 can be by constituting along a plurality of magnets that annular oriffice guide portion 13a arranges with uniform interval.
Second magnet 310 can be arranged on pedestal 12 places.In this case, first magnet 320 is arranged on fan base 240 places, and second magnet 310 is arranged on pedestal 12 places relative with first magnet 320.Second magnet 310 can be ringwise or disc, perhaps can be by constituting with a plurality of magnets that are disposed on uniformly in the pedestal 12.
Between first magnet 320 and second magnet 310, apply repulsion, in order to prevent fan 200 inclinations or sagging.
Below description is had the operation of the indoor unit of above-mentioned structure according to one exemplary embodiment of the present invention.
When motor 400 rotated fan 200, room air was inhaled into suction inlet 15 by the gap between front panel 20 and the framework panel 30.Be drawn into the room air of suction inlet 15 by heat exchanger 50 and cold-producing medium heat-shift, and flow to fan 200 by the flow orifice 13b of orifice plate 13.The room air that flows to fan 200 is discharged into indoor by floss hole 16.
By being applied to first magnet 320 in pedestal 12 or the orifice plate and the magnetic force between second magnet 310, no matter whether fan rotates, and can prevent all that fan 200 from tilting or sagging.Therefore, can prevent that fan 200 from contacting orifice plate 13 or pedestal 12.
Though more than demonstrate and described a plurality of one exemplary embodiment of the present invention, but the present invention is not limited to these specific one exemplary embodiment, but can revise in many ways by those skilled in the art, this modification does not deviate from the scope of the present invention described in claims, and amended example should not be interpreted as being independent of the spirit and scope of the present invention.
Can realize following one or more effect according to the indoor unit of one exemplary embodiment of the present invention.
The first, owing to prevent this fan inclination or sagging by magnet, therefore have the advantage that prevents noise and fault.
The second, by magnet is fabricated to annular, make this magnetic force and be not inclined to a side, this fan also has can not tilt or sagging advantage.
The 3rd, this indoor unit also has the advantage that can be used in existing product, because using a plurality of permanent magnets by different way in existing outdoor unit.
Effect of the present invention is not limited to the above, and by the reading right claim, other effects should be apparent for those skilled in the art.

Claims (15)

1. indoor unit comprises:
Pedestal is fixed to chamber interior walls;
Fan is arranged on this pedestal and blow air;
Orifice plate is arranged on the front of this fan and air is directed to this fan;
Heat exchanger, be arranged on the front of this orifice plate and make air can with the cold-producing medium heat-shift; And
First magnet is arranged on this fan place and has magnetic.
2. indoor unit according to claim 1, wherein this fan has:
The edge portion of annular;
Hub is arranged on the center of this edge portion; And
A plurality of blades arrange around this hub.
3. indoor unit according to claim 2, the outer end of wherein said blade is connected with this edge portion.
4. indoor unit according to claim 2, wherein this first magnet is arranged on this edge portion.
5. indoor unit according to claim 4, wherein this first magnet ringwise.
6. indoor unit according to claim 4, wherein this orifice plate has circular flow orifice, and air flows via this flow orifice,
This indoor unit also comprises second magnet, and this second magnet relatively is set up around flow orifice and this first magnet of this orifice plate, and has magnetic.
7. indoor unit according to claim 6, wherein this orifice plate has the orifice plate guide portion around this flow orifice, and this second magnet is arranged on this orifice plate guide portion.
8. indoor unit according to claim 7, wherein this second magnet ringwise.
9. indoor unit according to claim 2, wherein this fan also has discoidal fan base, and this fan base is connected this hub with described blade, and this first magnet is arranged on this fan base.
10. indoor unit according to claim 9, wherein this first magnet ringwise or disc.
11. indoor unit according to claim 9, wherein a plurality of described first magnets are to be disposed on this fan base place uniformly.
12. indoor unit according to claim 9, wherein a side of each described blade is connected with this fan base.
13. indoor unit according to claim 9, wherein this hub and this fan base form.
14. indoor unit according to claim 1 also comprises second magnet that is arranged on this pedestal, this second magnet is relative with this first magnet, and has magnetic.
15. indoor unit according to claim 6, wherein this second magnet prevents this fan inclination or sagging by apply magnetic force by this first magnet.
CN201310049335.8A 2012-02-15 2013-02-07 Indoor unit Active CN103256656B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2012-0015298 2012-02-15
KR1020120015298A KR101918225B1 (en) 2012-02-15 2012-02-15 Indoor unit

Publications (2)

Publication Number Publication Date
CN103256656A true CN103256656A (en) 2013-08-21
CN103256656B CN103256656B (en) 2016-01-27

Family

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Family Applications (1)

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CN201310049335.8A Active CN103256656B (en) 2012-02-15 2013-02-07 Indoor unit

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Country Link
US (1) US9395124B2 (en)
EP (1) EP2629021B1 (en)
KR (1) KR101918225B1 (en)
CN (1) CN103256656B (en)

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TWI507118B (en) * 2013-03-01 2015-11-01 Hon Hai Prec Ind Co Ltd Cooling device and electronic device using same
CN104154803B (en) * 2014-08-19 2017-01-25 珠海格力电器股份有限公司 Refrigerating fluid flow distributing structure, micro-channel flow distributing assembly, heat exchanger and air-conditioner
CN105546661B (en) * 2016-02-19 2018-11-06 珠海格力电器股份有限公司 Air conditioner
KR102082833B1 (en) * 2019-08-23 2020-02-28 박근배 Fluid transfering device

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US20070075598A1 (en) * 2005-09-23 2007-04-05 Foxconn Technology Co., Ltd. Electric fan
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Also Published As

Publication number Publication date
KR20130094000A (en) 2013-08-23
US20130248149A1 (en) 2013-09-26
US9395124B2 (en) 2016-07-19
EP2629021A3 (en) 2017-08-09
KR101918225B1 (en) 2018-11-13
EP2629021B1 (en) 2020-05-06
CN103256656B (en) 2016-01-27
EP2629021A2 (en) 2013-08-21

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